Welcome to ISINO Audio! 
As a subsidiary of ISINO Industrial Development Co., Limited, ISINO Audio is a production-oriented enterprise designs and makes high-fidelity vacuum tube audio systems, bookshelf speakers, and other audio products. Annual output exceeds 10,000 sets for vacuum tube amplifiers and speakers.

ISINO Audio’s professional audio engineers have decades of experience in vacuum tube sound designing and producing. We cooperate with professional design companies to develop new high quality audio products.

We have the brand “Music Infinity” for our vacuum tube amplifiers, and speakers. Our main business is to provide OEM service for customers worldwide. We can also develop new audio products according to customers’ demands. We believe our quality products and services will make your business profitable, and goes on efficiently and smoothly.

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